Home / 22,154,428.20-33,212,979.90-11,516,860.20

Finding the Fourth Proportional to 22,154,428.20, 33,212,979.90 and 11,516,860.20

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Solution

The fourth proportional to 22,154,428.20, 33,212,979.90 and 11,516,860.20 is: 17,265,588.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,154,428.20 : 33,212,979.90 = 11,516,860.20 : x
  2. Step 2: Convert to fraction form
    22,154,428.20/33,212,979.90 = 11,516,860.20/x
  3. Step 3: Cross multiply
    22,154,428.20x = 33,212,979.90 × 11,516,860.20
  4. Step 4: Simplify right side
    22,154,428.20x = 382,509,246,333,709.94
  5. Step 5: Solve for x
    x = 382,509,246,333,709.94/22,154,428.20
  6. Step 6: Final answer
    x = 17,265,588.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.